113121222203 has 8 divisors (see below), whose sum is σ = 129899968320. Its totient is φ = 97424975880.

The previous prime is 113121222191. The next prime is 113121222251. The reversal of 113121222203 is 302222121311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113121222203 - 2²⁸ = 112852786747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113121222293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270624725 + ... + 270625142.

It is an arithmetic number, because the mean of its divisors is an integer number (16237496040).

Almost surely, 2^113121222203 is an apocalyptic number.

113121222203 is a deficient number, since it is larger than the sum of its proper divisors (16778746117).

113121222203 is a wasteful number, since it uses less digits than its factorization.

113121222203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541249897.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 113121222203 its reverse (302222121311), we get a palindrome (415343343514).

The spelling of 113121222203 in words is "one hundred thirteen billion, one hundred twenty-one million, two hundred twenty-two thousand, two hundred three".